CHANGELOG.md in eco-helpers-2.0.19 vs CHANGELOG.md in eco-helpers-2.0.21

@@ -1,8 +1,34 @@
 # Change Log
 All notable changes to this project will be documented in this file.
 
-## [2.0.19] - 2021-05-xx
+## [2.0.21] - 2021-06-0x
+
+### Added
+  - `Eco::CSV::Table`, support to create the table out of an `Array<Hash>`
+    - This opens new methods to transform input Excel file to this data structure and unify input data structures.
+  - **new** use case `Eco::API::UseCases::DefaultCases::CleanUnknownTags` invokable via `clean-unknown-tags`
+
+### Changed
+  - `Eco::API::Common::People::EntryFactory` slight **refactor** to boost better support for multiple input formats
+
+### Fixed
+
+
+## [2.0.20] - 2021-05-31
+
+### Added
+  - **dependencies** to `creek`, `roo` and `roo-xls`
+  - **dependencies** to `hashdiff`
+  - `Eco::API::Session#parse_attribute` => added missing parameter `deps:`
+  - new option `-stdout [file]` to redirect the output to a file
+  - `Eco::CSV::Table`, **added** more helper methods `#group_by`, `#transform_values`, `#slice`, `#slice_columns`, `#delete_column`
+  - `Eco::API::Organization::TagTree` **added** more helper methods: `top?`, `tag=`, `as_json`, `dup`, `diff`
+
+### Fixed
+  - `Exception` patch: when `SystemStackError` there is not `backtrace` :/
+
+## [2.0.19] - 2021-05-31
 
 ### Added
   - Better error message for people searches & **offer** to select among the candidates:
     - `Eco::API::Organization::People::MultipleSearchResults`, triggered from `Eco::API::Organization::People#find`
     - `Eco::API::MicroCases#with_each` will offer the selection of candidates